首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Improvements in or relating to aerial systems for transmitting and receiving wireless signals
摘要
申请公布号
GB319267(A)
申请公布日期
1930.09.18
申请号
GB19290023704
申请日期
1929.08.01
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01Q21/12
主分类号
H01Q21/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
TOBACCO FILTER
COFFEE BEAN ROASTER
COFFEE BEAN ROASTER
PREPARATION OF MILK CURD *TOFU*
FOOD HAVING PIE LIKE EATING QUALITY
BREAD MAKER
PLANTING OPERATION DEVICE IN RICE TRANSPLANTER AT HEAD LAND
NAMEEPLATE HAVING ELECTRIC LIGHT INDICATOR
LIGHT MODULATOR
MAGNETIC SENSOR
KICK VOLTAGE MEASURING METHOD FOR GLOW SWITCH
JUDGING METHOD OF PROPRIETY OF GLOW SWITCH
PICTURE RECORDING METHOD ON LIGHT SCANNING SYSTEM
SLIT EXPOSURE OPTICAL SYSTEM OF COLOR IMAGE FORMING DEVICE
MULTIPOINT DETECTOR FOR ROTATING BODY
LOAD CELL
MEASURING DEVICE FOR HIGH VOLTAGE OF IGNITION CIRCUIT
AIRRFUEL RATIO CONTROLLER FOR CARBURETOR
EXHAUST GAS REFLUX SYSTEM OF MULTICYLINDER ENGINE
FUEL INJECTING DEVICE
